diff --git a/src/servers/src/prom_remote_write/mod.rs b/src/servers/src/prom_remote_write/mod.rs
index 73f968b6084..c9aabfb2745 100644
--- a/src/servers/src/prom_remote_write/mod.rs
+++ b/src/servers/src/prom_remote_write/mod.rs
@@ -77,6 +77,8 @@ pub fn decode_remote_write_request(
         // fallback to the other compression method
         try_decompress(!is_zstd, &body[..])?
     };
+    // Decompression copied the payload out, so the compressed body is no longer needed.
+    drop(body);
 
     let mut request = PROM_WRITE_REQUEST_POOL.pull(PromWriteRequest::default);
 
diff --git a/src/servers/src/prom_remote_write/v2.rs b/src/servers/src/prom_remote_write/v2.rs
index b388071106f..2f1f4d410c4 100644
--- a/src/servers/src/prom_remote_write/v2.rs
+++ b/src/servers/src/prom_remote_write/v2.rs
@@ -143,6 +143,8 @@ pub(crate) fn decode_remote_write_v2(
     } else {
         try_decompress(!is_zstd, &body[..])?
     };
+    // Decompression copied the payload out, so the compressed body is no longer needed.
+    drop(body);
     let request = BorrowedRequest::decode(&buf).context(error::DecodePromRemoteRequestSnafu)?;
     drop(decode_timer);